Amorphous Metal transformer core Performance Advantages & Feature miniaturizing and lightening of the transformers, decreasing the direct cost, assemble easily and quickly, greatly improved the production capacity and reduce the noise at the same time. R Raw material: Zhongyue Amorphous J1K101 iron based amorphous ribbon(width:120 mm, 140 mm,170 mm,213mm� R Flux density: 1.25~1.35 Tesla R Material density: 7.18 g/cm³ R Low excitation--decrease no-load current, and noise R Lamination factor: no less than 86%